Here is the full list of all 41 Sir Eatsalot trophies - there are 27 bronze, 9 silver, 4 gold and 1 platinum.
Achieve all other trophies
Rescue the woolcow rancher
Defeat the Black Knight
Help the broccoli stag rescue sprouties
Bring the lost lever to Alpha the digling
Save the roly polly from cheese
Find Luna in the snow
Gain access to High Administrator Kyarameru
Get caramel water
Defeat Enormo the Clown
Supply Culinaria with the requisite cocoa lentils
Get the SV Walnut
Complete every main task
Save the kingdom
Eat your first donut
Eat your first drumstick
Lower the drawbridge on the woolcow ranch
Get a jousting certificate from the Black Knight
Learn to use carrot lights
Free yourself from the cheese
Allow a certain two sprouties to hoard bagels
Eat the cherries at the exploding bridge on Mount Creme in one go.
Find the prehistoric woolcow
Find the white catowl
Talk to the chocolate golem who just wants to work
Transport cocoa lentils in a melon cart without any damage
Repair the demolished bridge
Collect your first sticker
Collect five stickers
Collect ten stickers
Collect fifteen stickers
Collect every sticker
Tear down Hysterica's poster on Nibble Trail
Tear down Hysterica's poster in Broccoli Grove
Tear down Hysterica's poster on the path to the Creampuff Mountains
Tear down Hysterica's poster on Mount Creme
Tear down Hysterica's poster in Chocogrotto
Tear down Hysterica's poster in Culinaria
Tear down Hysterica's poster on the Isotonic Waters
Tear down Hysterica's poster in her hideout
Tear down every poster in Gluttington